EP1324438A3 - Metal-graphite brush - Google Patents

Metal-graphite brush Download PDF

Info

Publication number
EP1324438A3
EP1324438A3 EP02028696A EP02028696A EP1324438A3 EP 1324438 A3 EP1324438 A3 EP 1324438A3 EP 02028696 A EP02028696 A EP 02028696A EP 02028696 A EP02028696 A EP 02028696A EP 1324438 A3 EP1324438 A3 EP 1324438A3
Authority
EP
European Patent Office
Prior art keywords
metal
graphite
brush
graphite brush
powder
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP02028696A
Other languages
German (de)
French (fr)
Other versions
EP1324438B1 (en
EP1324438A2 (en
Inventor
Yasuyuki Wakahara
Masami Nimi
Kyoji Inukai
Youichi Murakami
Yoichi Sakaura
Naoki Morita
Toshio Ishikawa
Mitsuo Ikeda
Takayoshi Otani
Osamu Takada
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Tris Inc
Denso Corp
Original Assignee
Tris Inc
Denso Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Tris Inc, Denso Corp filed Critical Tris Inc
Publication of EP1324438A2 publication Critical patent/EP1324438A2/en
Publication of EP1324438A3 publication Critical patent/EP1324438A3/en
Application granted granted Critical
Publication of EP1324438B1 publication Critical patent/EP1324438B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R43/00—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
    • H01R43/12—Manufacture of brushes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R39/00—Rotary current collectors, distributors or interrupters
    • H01R39/02—Details for dynamo electric machines
    • H01R39/18—Contacts for co-operation with commutator or slip-ring, e.g. contact brush
    • H01R39/20—Contacts for co-operation with commutator or slip-ring, e.g. contact brush characterised by the material thereof
    • H01R39/22—Contacts for co-operation with commutator or slip-ring, e.g. contact brush characterised by the material thereof incorporating lubricating or polishing ingredient
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R39/00—Rotary current collectors, distributors or interrupters
    • H01R39/02—Details for dynamo electric machines
    • H01R39/18—Contacts for co-operation with commutator or slip-ring, e.g. contact brush
    • H01R39/20—Contacts for co-operation with commutator or slip-ring, e.g. contact brush characterised by the material thereof

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Motor Or Generator Current Collectors (AREA)

Abstract

A metal-graphite brush comprises a brush body which is made by mixing and molding metal powder and graphite powder. 2mg to 30 mg as amounts of phosphate ion of at least one of phosphoric acid and a phosphate compound is added to 1 g of the brush body of the metal-graphite brush. <IMAGE>
EP02028696A 2001-12-26 2002-12-23 Metal-graphite brush Expired - Lifetime EP1324438B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2001393517 2001-12-26
JP2001393517 2001-12-26

Publications (3)

Publication Number Publication Date
EP1324438A2 EP1324438A2 (en) 2003-07-02
EP1324438A3 true EP1324438A3 (en) 2004-07-28
EP1324438B1 EP1324438B1 (en) 2007-08-01

Family

ID=19188780

Family Applications (1)

Application Number Title Priority Date Filing Date
EP02028696A Expired - Lifetime EP1324438B1 (en) 2001-12-26 2002-12-23 Metal-graphite brush

Country Status (5)

Country Link
US (1) US6949863B2 (en)
EP (1) EP1324438B1 (en)
KR (1) KR100708030B1 (en)
AT (1) ATE368951T1 (en)
DE (1) DE60221491T2 (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102004052026B4 (en) * 2003-11-07 2015-08-27 Totankako Co., Ltd. collector
DE102004004275A1 (en) * 2004-01-28 2005-08-18 BSH Bosch und Siemens Hausgeräte GmbH Brush quiver for a dynamo-electric machine
DE102006024922B4 (en) * 2005-05-30 2016-04-28 Denso Corporation Rotating electric machine and starter
CN101297462B (en) * 2005-11-10 2012-07-25 株式会社美姿把 Carbon brush of motor and method for producing the same
CN101409490B (en) * 2007-10-08 2013-08-14 德昌电机股份有限公司 Motor
FR2972082B1 (en) 2011-02-28 2013-03-29 Mersen France Amiens Sas CONTACT BROOM
KR101361026B1 (en) * 2011-08-23 2014-02-13 주식회사 모간 Dual material brush and manufacturing method thereof
JP6267912B2 (en) * 2013-10-02 2018-01-24 東洋炭素株式会社 Metal-carbon brush and method for producing the same
CN114824989B (en) * 2022-03-09 2024-01-30 哈尔滨电碳厂有限责任公司 Preparation method of high-wear-resistance metal graphite brush

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB823964A (en) * 1956-07-02 1959-11-18 British Thomson Houston Co Ltd Improvements relating to electric contact brushes
JPS63143770A (en) * 1986-12-05 1988-06-16 日立化成工業株式会社 Metal graphite brush

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3654504A (en) * 1971-03-29 1972-04-04 Gen Electric Brush mechanism
US4119572A (en) * 1975-11-04 1978-10-10 Georgy Nikolaevich Fridman Carbon-graphite material for brushes of electric machines and method for preparing same
US4579611A (en) * 1983-12-19 1986-04-01 Union Carbide Corporation Graphite tamped brush connection and method of making same
EP0891254B1 (en) * 1996-04-05 2007-09-12 University Of Virginia Patent Foundation Continuous metal fiber brushes
KR100225810B1 (en) * 1996-12-24 1999-10-15 에릭 발리베 Method and apparatus for controlling operation of sequential filter in diesel engine
KR100193179B1 (en) * 1996-12-24 1999-06-15 오상수 Manufacturing method of metal graphite brush for DC motor
KR100225809B1 (en) * 1996-12-24 1999-10-15 에릭 발리베 Method and apparatus for controlling operation of sequential filter in diesel engine
JP3929746B2 (en) * 2001-10-25 2007-06-13 トライス株式会社 Metal graphite brush
JP3770476B2 (en) * 2001-10-25 2006-04-26 トライス株式会社 Metal graphite brush
JP3914804B2 (en) * 2002-04-04 2007-05-16 トライス株式会社 Metallic graphite brush and method for producing the same

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB823964A (en) * 1956-07-02 1959-11-18 British Thomson Houston Co Ltd Improvements relating to electric contact brushes
JPS63143770A (en) * 1986-12-05 1988-06-16 日立化成工業株式会社 Metal graphite brush

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
DATABASE WPI Derwent World Patents Index; AN 1988-208288 *

Also Published As

Publication number Publication date
US20030127941A1 (en) 2003-07-10
US6949863B2 (en) 2005-09-27
DE60221491T2 (en) 2008-04-24
EP1324438B1 (en) 2007-08-01
KR20030055120A (en) 2003-07-02
KR100708030B1 (en) 2007-04-16
EP1324438A2 (en) 2003-07-02
DE60221491D1 (en) 2007-09-13
ATE368951T1 (en) 2007-08-15

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